// This is a generated file, modify: generate/templates/templates/class_content.cc

#include <nan.h>
#include <string.h>

extern "C" {
  #include <git2.h>
 }

#include "../include/nodegit.h"
#include "../include/lock_master.h"
#include "../include/functions/copy.h"
#include "../include/tag.h"
#include "nodegit_wrapper.cc"

  #include "../include/str_array_converter.h"
  #include "../include/oid.h"
  #include "../include/repository.h"
  #include "../include/object.h"
  #include "../include/signature.h"
  #include "../include/strarray.h"
 
#include <iostream>

using namespace std;
using namespace v8;
using namespace node;

  GitTag::~GitTag() {
    // this will cause an error if you have a non-self-freeing object that also needs
    // to save values. Since the object that will eventually free the object has no
    // way of knowing to free these values.
                                                                                              }

  void GitTag::InitializeComponent(v8::Local<v8::Object> target, nodegit::Context *nodegitContext) {
    Nan::HandleScope scope;

    v8::Local<v8::External> nodegitExternal = Nan::New<v8::External>(nodegitContext);
    v8::Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(JSNewFunction, nodegitExternal);

    tpl->InstanceTemplate()->SetInternalFieldCount(1);
    tpl->SetClassName(Nan::New("Tag").ToLocalChecked());

           Nan::SetMethod(tpl, "annotationCreate", AnnotationCreate, nodegitExternal);
             Nan::SetMethod(tpl, "create", Create, nodegitExternal);
             Nan::SetMethod(tpl, "createFromBuffer", CreateFromBuffer, nodegitExternal);
             Nan::SetMethod(tpl, "createLightweight", CreateLightweight, nodegitExternal);
             Nan::SetMethod(tpl, "delete", Delete, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "dup", Dup, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "id", Id, nodegitExternal);
             Nan::SetMethod(tpl, "list", List, nodegitExternal);
             Nan::SetMethod(tpl, "listMatch", ListMatch, nodegitExternal);
             Nan::SetMethod(tpl, "lookup", Lookup, nodegitExternal);
             Nan::SetMethod(tpl, "lookupPrefix", LookupPrefix, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "message", Message, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "name", Name, nodegitExternal);
             Nan::SetMethod(tpl, "nameIsValid", NameIsValid, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "owner", Owner, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "peel", Peel, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "tagger", Tagger, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "target", Target, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "targetId", TargetId, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "targetType", TargetType, nodegitExternal);
    
    InitializeTemplate(tpl);

    v8::Local<Function> constructor_template = Nan::GetFunction(tpl).ToLocalChecked();
    nodegitContext->SaveToPersistent("GitTag::Template", constructor_template);
    Nan::Set(target, Nan::New("Tag").ToLocalChecked(), constructor_template);
  }

 
/*
  * @param Repository repo
   * @param String tag_name
   * @param Object target
   * @param Signature tagger
   * @param String message
    * @param Oid callback
   */
NAN_METHOD(GitTag::AnnotationCreate) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String tag_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsObject()) {
    return Nan::ThrowError("Object target is required.");
  }

  if (info.Length() == 3 || !info[3]->IsObject()) {
    return Nan::ThrowError("Signature tagger is required.");
  }

  if (info.Length() == 4 || !info[4]->IsString()) {
    return Nan::ThrowError("String message is required.");
  }

  if (info.Length() == 5 || !info[5]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  AnnotationCreateBaton* baton = new AnnotationCreateBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

      baton->oid = (git_oid *)malloc(sizeof(git_oid ));
// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_tag_name = NULL;

  Nan::Utf8String tag_name(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_tag_name = (const char *) malloc(tag_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_tag_name, *tag_name, tag_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_tag_name) + tag_name.length()), 0, 1);
// end convert_from_v8 block
          baton->tag_name = from_tag_name;
// start convert_from_v8 block
  const git_object * from_target = NULL;
from_target = Nan::ObjectWrap::Unwrap<GitObject>(Nan::To<v8::Object>(info[2]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->target = from_target;
// start convert_from_v8 block
  const git_signature * from_tagger = NULL;
from_tagger = Nan::ObjectWrap::Unwrap<GitSignature>(Nan::To<v8::Object>(info[3]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->tagger = from_tagger;
// start convert_from_v8 block
  const char * from_message = NULL;

  Nan::Utf8String message(Nan::To<v8::String>(info[4]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_message = (const char *) malloc(message.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_message, *message, message.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_message) + message.length()), 0, 1);
// end convert_from_v8 block
          baton->message = from_message;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[5]));
  AnnotationCreateWorker *worker = new AnnotationCreateWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("tag_name", info[1]);
              worker->Reference<GitObject>("target", info[2]);
               worker->Reference<GitSignature>("tagger", info[3]);
             worker->Reference("message", info[4]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::AnnotationCreateWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->oid
          ,baton->repo
          ,baton->tag_name
          ,baton->target
          ,baton->tagger
          ,baton->message
  );

  return lockMaster;
}

void GitTag::AnnotationCreateWorker::Execute() {
  git_error_clear();

    int result = git_tag_annotation_create(
baton->oid,baton->repo,baton->tag_name,baton->target,baton->tagger,baton->message  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::AnnotationCreateWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.annotationCreate").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }


  delete baton;
}

void GitTag::AnnotationCreateWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->oid != NULL) {
        v8ConversionSlot = GitOid::New(
        baton->oid,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method annotationCreate has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.annotationCreate").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("tag_name"));
              workerArguments.push(GetFromPersistent("target"));
              workerArguments.push(GetFromPersistent("tagger"));
              workerArguments.push(GetFromPersistent("message"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method annotationCreate has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.annotationCreate").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

  }


  delete baton;
}

  
/*
  * @param Repository repo
   * @param String tag_name
   * @param Object target
   * @param Signature tagger
   * @param String message
   * @param Number force
    * @param Oid callback
   */
NAN_METHOD(GitTag::Create) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String tag_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsObject()) {
    return Nan::ThrowError("Object target is required.");
  }

  if (info.Length() == 3 || !info[3]->IsObject()) {
    return Nan::ThrowError("Signature tagger is required.");
  }

  if (info.Length() == 4 || !info[4]->IsString()) {
    return Nan::ThrowError("String message is required.");
  }

  if (info.Length() == 5 || !info[5]->IsNumber()) {
    return Nan::ThrowError("Number force is required.");
  }

  if (info.Length() == 6 || !info[6]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  CreateBaton* baton = new CreateBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

      baton->oid = (git_oid *)malloc(sizeof(git_oid ));
// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_tag_name = NULL;

  Nan::Utf8String tag_name(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_tag_name = (const char *) malloc(tag_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_tag_name, *tag_name, tag_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_tag_name) + tag_name.length()), 0, 1);
// end convert_from_v8 block
          baton->tag_name = from_tag_name;
// start convert_from_v8 block
  const git_object * from_target = NULL;
from_target = Nan::ObjectWrap::Unwrap<GitObject>(Nan::To<v8::Object>(info[2]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->target = from_target;
// start convert_from_v8 block
  const git_signature * from_tagger = NULL;
from_tagger = Nan::ObjectWrap::Unwrap<GitSignature>(Nan::To<v8::Object>(info[3]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->tagger = from_tagger;
// start convert_from_v8 block
  const char * from_message = NULL;

  Nan::Utf8String message(Nan::To<v8::String>(info[4]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_message = (const char *) malloc(message.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_message, *message, message.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_message) + message.length()), 0, 1);
// end convert_from_v8 block
          baton->message = from_message;
// start convert_from_v8 block
  int from_force;
      from_force = (int)   info[5].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->force = from_force;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[6]));
  CreateWorker *worker = new CreateWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("tag_name", info[1]);
              worker->Reference<GitObject>("target", info[2]);
               worker->Reference<GitSignature>("tagger", info[3]);
             worker->Reference("message", info[4]);
            worker->Reference("force", info[5]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::CreateWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->oid
          ,baton->repo
          ,baton->tag_name
          ,baton->target
          ,baton->tagger
          ,baton->message
  );

  return lockMaster;
}

void GitTag::CreateWorker::Execute() {
  git_error_clear();

    int result = git_tag_create(
baton->oid,baton->repo,baton->tag_name,baton->target,baton->tagger,baton->message,baton->force  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::CreateWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.create").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }


  delete baton;
}

void GitTag::CreateWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->oid != NULL) {
        v8ConversionSlot = GitOid::New(
        baton->oid,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method create has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.create").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("tag_name"));
              workerArguments.push(GetFromPersistent("target"));
              workerArguments.push(GetFromPersistent("tagger"));
              workerArguments.push(GetFromPersistent("message"));
              workerArguments.push(GetFromPersistent("force"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method create has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.create").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

  }


  delete baton;
}

  
/*
  * @param Repository repo
   * @param String buffer
   * @param Number force
    * @param Oid callback
   */
NAN_METHOD(GitTag::CreateFromBuffer) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String buffer is required.");
  }

  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number force is required.");
  }

  if (info.Length() == 3 || !info[3]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  CreateFromBufferBaton* baton = new CreateFromBufferBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

      baton->oid = (git_oid *)malloc(sizeof(git_oid ));
// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_buffer = NULL;

  Nan::Utf8String buffer(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_buffer = (const char *) malloc(buffer.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_buffer, *buffer, buffer.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_buffer) + buffer.length()), 0, 1);
// end convert_from_v8 block
          baton->buffer = from_buffer;
// start convert_from_v8 block
  int from_force;
      from_force = (int)   info[2].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->force = from_force;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[3]));
  CreateFromBufferWorker *worker = new CreateFromBufferWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("buffer", info[1]);
            worker->Reference("force", info[2]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::CreateFromBufferWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->oid
          ,baton->repo
          ,baton->buffer
  );

  return lockMaster;
}

void GitTag::CreateFromBufferWorker::Execute() {
  git_error_clear();

    int result = git_tag_create_from_buffer(
baton->oid,baton->repo,baton->buffer,baton->force  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::CreateFromBufferWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.createFromBuffer").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }


  delete baton;
}

void GitTag::CreateFromBufferWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->oid != NULL) {
        v8ConversionSlot = GitOid::New(
        baton->oid,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method createFromBuffer has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.createFromBuffer").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("buffer"));
              workerArguments.push(GetFromPersistent("force"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method createFromBuffer has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.createFromBuffer").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

  }


  delete baton;
}

  
/*
  * @param Repository repo
   * @param String tag_name
   * @param Object target
   * @param Number force
    * @param Oid callback
   */
NAN_METHOD(GitTag::CreateLightweight) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String tag_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsObject()) {
    return Nan::ThrowError("Object target is required.");
  }

  if (info.Length() == 3 || !info[3]->IsNumber()) {
    return Nan::ThrowError("Number force is required.");
  }

  if (info.Length() == 4 || !info[4]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  CreateLightweightBaton* baton = new CreateLightweightBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

      baton->oid = (git_oid *)malloc(sizeof(git_oid ));
// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_tag_name = NULL;

  Nan::Utf8String tag_name(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_tag_name = (const char *) malloc(tag_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_tag_name, *tag_name, tag_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_tag_name) + tag_name.length()), 0, 1);
// end convert_from_v8 block
          baton->tag_name = from_tag_name;
// start convert_from_v8 block
  const git_object * from_target = NULL;
from_target = Nan::ObjectWrap::Unwrap<GitObject>(Nan::To<v8::Object>(info[2]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->target = from_target;
// start convert_from_v8 block
  int from_force;
      from_force = (int)   info[3].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->force = from_force;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[4]));
  CreateLightweightWorker *worker = new CreateLightweightWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("tag_name", info[1]);
              worker->Reference<GitObject>("target", info[2]);
             worker->Reference("force", info[3]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::CreateLightweightWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->oid
          ,baton->repo
          ,baton->tag_name
          ,baton->target
  );

  return lockMaster;
}

void GitTag::CreateLightweightWorker::Execute() {
  git_error_clear();

    int result = git_tag_create_lightweight(
baton->oid,baton->repo,baton->tag_name,baton->target,baton->force  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::CreateLightweightWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.createLightweight").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }


  delete baton;
}

void GitTag::CreateLightweightWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->oid != NULL) {
        v8ConversionSlot = GitOid::New(
        baton->oid,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method createLightweight has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.createLightweight").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("tag_name"));
              workerArguments.push(GetFromPersistent("target"));
              workerArguments.push(GetFromPersistent("force"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method createLightweight has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.createLightweight").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

  }


  delete baton;
}

  
/*
 * @param Repository repo
   * @param String tag_name
     */
NAN_METHOD(GitTag::Delete) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String tag_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  DeleteBaton* baton = new DeleteBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_tag_name = NULL;

  Nan::Utf8String tag_name(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_tag_name = (const char *) malloc(tag_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_tag_name, *tag_name, tag_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_tag_name) + tag_name.length()), 0, 1);
// end convert_from_v8 block
          baton->tag_name = from_tag_name;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  DeleteWorker *worker = new DeleteWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("tag_name", info[1]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::DeleteWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->tag_name
  );

  return lockMaster;
}

void GitTag::DeleteWorker::Execute() {
  git_error_clear();

    int result = git_tag_delete(
baton->repo,baton->tag_name  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::DeleteWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.delete").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }


  delete baton;
}

void GitTag::DeleteWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> result = Nan::Undefined();

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method delete has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.delete").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("tag_name"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method delete has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.delete").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

  }


  delete baton;
}

  
/*
     * @param Tag callback
   */
NAN_METHOD(GitTag::Dup) {

  if (info.Length() == 0 || !info[0]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  DupBaton* baton = new DupBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

        baton->source = Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[0]));
  DupWorker *worker = new DupWorker(baton, callback);

        worker->Reference<GitTag>("source", info.This());

  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::DupWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->source
  );

  return lockMaster;
}

void GitTag::DupWorker::Execute() {
  git_error_clear();

    int result = git_tag_dup(
&baton->out,baton->source  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::DupWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.dup").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      free(baton->out);

  delete baton;
}

void GitTag::DupWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
          Nan::Set(
          owners,
          Nan::New<v8::Number>(owners->Length()),
          Nan::To<v8::Object>(GitRepository::New(
            git_tag_owner(baton->out),
            true
          )).ToLocalChecked()
        );
         v8ConversionSlot = GitTag::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method dup has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.dup").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method dup has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.dup").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        free(baton->out);
  }


  delete baton;
}

   
/*
     * @return Oid  result    */
NAN_METHOD(GitTag::Id) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 const git_oid * result =     git_tag_id(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (result != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, owners->Length(), info.This());
          v8ConversionSlot = GitOid::New(
        result,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
  
/*
  * @param Repository repo
    * @param Array callback
   */
NAN_METHOD(GitTag::List) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  ListBaton* baton = new ListBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

      baton->tag_names = (git_strarray *)malloc(sizeof(git_strarray ));
// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[1]));
  ListWorker *worker = new ListWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
  
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::ListWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->tag_names
          ,baton->repo
  );

  return lockMaster;
}

void GitTag::ListWorker::Execute() {
  git_error_clear();

    int result = git_tag_list(
baton->tag_names,baton->repo  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::ListWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.list").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

        free((void*)baton->tag_names);

  delete baton;
}

void GitTag::ListWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    v8::Local<Array> tmpArray = Nan::New<Array>(baton->tag_names->count);
    for (unsigned int i = 0; i < baton->tag_names->count; i++) {
      Nan::Set(tmpArray, Nan::New<Number>(i), Nan::New<v8::String>(baton->tag_names->strings[i]).ToLocalChecked());
    }
 
  v8ConversionSlot = tmpArray;
 // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method list has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.list").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method list has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.list").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

          free((void*)baton->tag_names);
  }


  delete baton;
}

  
/*
  * @param String pattern
   * @param Repository repo
    * @param Array callback
   */
NAN_METHOD(GitTag::ListMatch) {

  if (info.Length() == 0 || !info[0]->IsString()) {
    return Nan::ThrowError("String pattern is required.");
  }

  if (info.Length() == 1 || !info[1]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  ListMatchBaton* baton = new ListMatchBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

      baton->tag_names = (git_strarray *)malloc(sizeof(git_strarray ));
// start convert_from_v8 block
  const char * from_pattern = NULL;

  Nan::Utf8String pattern(Nan::To<v8::String>(info[0]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_pattern = (const char *) malloc(pattern.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_pattern, *pattern, pattern.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_pattern) + pattern.length()), 0, 1);
// end convert_from_v8 block
          baton->pattern = from_pattern;
// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[1]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  ListMatchWorker *worker = new ListMatchWorker(baton, callback);

           worker->Reference("pattern", info[0]);
              worker->Reference<GitRepository>("repo", info[1]);
  
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::ListMatchWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->tag_names
          ,baton->pattern
          ,baton->repo
  );

  return lockMaster;
}

void GitTag::ListMatchWorker::Execute() {
  git_error_clear();

    int result = git_tag_list_match(
baton->tag_names,baton->pattern,baton->repo  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::ListMatchWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.listMatch").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

        free((void*)baton->tag_names);

  delete baton;
}

void GitTag::ListMatchWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    v8::Local<Array> tmpArray = Nan::New<Array>(baton->tag_names->count);
    for (unsigned int i = 0; i < baton->tag_names->count; i++) {
      Nan::Set(tmpArray, Nan::New<Number>(i), Nan::New<v8::String>(baton->tag_names->strings[i]).ToLocalChecked());
    }
 
  v8ConversionSlot = tmpArray;
 // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method listMatch has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.listMatch").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("pattern"));
              workerArguments.push(GetFromPersistent("repo"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method listMatch has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.listMatch").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

          free((void*)baton->tag_names);
  }


  delete baton;
}

  
/*
  * @param Repository repo
   * @param Oid id
    * @param Tag callback
   */
NAN_METHOD(GitTag::Lookup) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1
    || (!info[1]->IsObject() && !info[1]->IsString())) {
    return Nan::ThrowError("Oid id is required.");
  }
  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupBaton* baton = new LookupBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const git_oid * from_id = NULL;
  if (info[1]->IsString()) {
    // Try and parse in a string to a git_oid
    Nan::Utf8String oidString(Nan::To<v8::String>(info[1]).ToLocalChecked());
    git_oid *oidOut = (git_oid *)malloc(sizeof(git_oid));

    if (git_oid_fromstr(oidOut, (const char *) strdup(*oidString)) != GIT_OK) {
      free(oidOut);

      if (git_error_last()) {
        return Nan::ThrowError(git_error_last()->message);
      } else {
        return Nan::ThrowError("Unknown Error");
      }
    }

    from_id = oidOut;
  }
  else {
from_id = Nan::ObjectWrap::Unwrap<GitOid>(Nan::To<v8::Object>(info[1]).ToLocalChecked())->GetValue();
  }
// end convert_from_v8 block
          baton->id = from_id;
            baton->idNeedsFree = info[1]->IsString();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  LookupWorker *worker = new LookupWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
               worker->Reference<GitOid>("id", info[1]);
  
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::LookupWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->id
  );

  return lockMaster;
}

void GitTag::LookupWorker::Execute() {
  git_error_clear();

    int result = git_tag_lookup(
&baton->out,baton->repo,baton->id  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::LookupWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.lookup").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_tag_free(baton->out);
      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

void GitTag::LookupWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
          Nan::Set(
          owners,
          Nan::New<v8::Number>(owners->Length()),
          Nan::To<v8::Object>(GitRepository::New(
            git_tag_owner(baton->out),
            true
          )).ToLocalChecked()
        );
         v8ConversionSlot = GitTag::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method lookup has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.lookup").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("id"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method lookup has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.lookup").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_tag_free(baton->out);
  }

      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

  
/*
  * @param Repository repo
   * @param Oid id
   * @param Number len
    * @param Tag callback
   */
NAN_METHOD(GitTag::LookupPrefix) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1
    || (!info[1]->IsObject() && !info[1]->IsString())) {
    return Nan::ThrowError("Oid id is required.");
  }
  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number len is required.");
  }

  if (info.Length() == 3 || !info[3]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupPrefixBaton* baton = new LookupPrefixBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const git_oid * from_id = NULL;
  if (info[1]->IsString()) {
    // Try and parse in a string to a git_oid
    Nan::Utf8String oidString(Nan::To<v8::String>(info[1]).ToLocalChecked());
    git_oid *oidOut = (git_oid *)malloc(sizeof(git_oid));

    if (git_oid_fromstr(oidOut, (const char *) strdup(*oidString)) != GIT_OK) {
      free(oidOut);

      if (git_error_last()) {
        return Nan::ThrowError(git_error_last()->message);
      } else {
        return Nan::ThrowError("Unknown Error");
      }
    }

    from_id = oidOut;
  }
  else {
from_id = Nan::ObjectWrap::Unwrap<GitOid>(Nan::To<v8::Object>(info[1]).ToLocalChecked())->GetValue();
  }
// end convert_from_v8 block
          baton->id = from_id;
            baton->idNeedsFree = info[1]->IsString();
// start convert_from_v8 block
  size_t from_len;
      from_len = (size_t)   info[2].As<v8::Number>()->Value();
// end convert_from_v8 block
          baton->len = from_len;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[3]));
  LookupPrefixWorker *worker = new LookupPrefixWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
               worker->Reference<GitOid>("id", info[1]);
             worker->Reference("len", info[2]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::LookupPrefixWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->id
  );

  return lockMaster;
}

void GitTag::LookupPrefixWorker::Execute() {
  git_error_clear();

    int result = git_tag_lookup_prefix(
&baton->out,baton->repo,baton->id,baton->len  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::LookupPrefixWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.lookupPrefix").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_tag_free(baton->out);
      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

void GitTag::LookupPrefixWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
          Nan::Set(
          owners,
          Nan::New<v8::Number>(owners->Length()),
          Nan::To<v8::Object>(GitRepository::New(
            git_tag_owner(baton->out),
            true
          )).ToLocalChecked()
        );
         v8ConversionSlot = GitTag::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method lookupPrefix has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.lookupPrefix").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("id"));
              workerArguments.push(GetFromPersistent("len"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method lookupPrefix has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.lookupPrefix").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_tag_free(baton->out);
  }

      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

   
/*
     * @return String  result    */
NAN_METHOD(GitTag::Message) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 const char * result =     git_tag_message(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
  if (result){
       v8ConversionSlot = Nan::New<v8::String>(result).ToLocalChecked();
   }
  else {
    v8ConversionSlot = Nan::Null();
  }

  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
   
/*
     * @return String  result    */
NAN_METHOD(GitTag::Name) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 const char * result =     git_tag_name(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
  if (result){
       v8ConversionSlot = Nan::New<v8::String>(result).ToLocalChecked();
   }
  else {
    v8ConversionSlot = Nan::Null();
  }

  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
   
/*
 * @param Number valid
   * @param String name
     * @return Number  result    */
NAN_METHOD(GitTag::NameIsValid) {
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsNumber()) {
    return Nan::ThrowError("Number valid is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String name is required.");
  }

// start convert_from_v8 block
  int * from_valid = NULL;
      *from_valid = (int)   info[0].As<v8::Number>()->Value();
// end convert_from_v8 block
// start convert_from_v8 block
  const char * from_name = NULL;

  Nan::Utf8String name(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_name = (const char *) malloc(name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_name, *name, name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_name) + name.length()), 0, 1);
// end convert_from_v8 block

  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              from_valid
            ,
              from_name
    );

 int result =     git_tag_name_is_valid(
          from_valid
,          from_name
    );


      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
     v8ConversionSlot = Nan::New<Number>( result);
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
   
/*
     * @return Repository  result    */
NAN_METHOD(GitTag::Owner) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 git_repository * result =     git_tag_owner(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (result != NULL) {
        v8ConversionSlot = GitRepository::New(
        result,
        true
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
  
/*
     * @param Object callback
   */
NAN_METHOD(GitTag::Peel) {

  if (info.Length() == 0 || !info[0]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  PeelBaton* baton = new PeelBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

        baton->tag = Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[0]));
  PeelWorker *worker = new PeelWorker(baton, callback);

        worker->Reference<GitTag>("tag", info.This());

  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::PeelWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->tag
  );

  return lockMaster;
}

void GitTag::PeelWorker::Execute() {
  git_error_clear();

    int result = git_tag_peel(
&baton->tag_target_out,baton->tag  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::PeelWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.peel").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_object_free(baton->tag_target_out);

  delete baton;
}

void GitTag::PeelWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->tag_target_out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
          Nan::Set(
          owners,
          Nan::New<v8::Number>(owners->Length()),
          Nan::To<v8::Object>(GitRepository::New(
            git_object_owner(baton->tag_target_out),
            true
          )).ToLocalChecked()
        );
         v8ConversionSlot = GitObject::New(
        baton->tag_target_out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method peel has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.peel").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method peel has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.peel").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_object_free(baton->tag_target_out);
  }


  delete baton;
}

   
/*
     * @return Signature  result    */
NAN_METHOD(GitTag::Tagger) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 const git_signature * result =     git_tag_tagger(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (result != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, owners->Length(), info.This());
          v8ConversionSlot = GitSignature::New(
        result,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
  
/*
     * @param Object callback
   */
NAN_METHOD(GitTag::Target) {

  if (info.Length() == 0 || !info[0]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  TargetBaton* baton = new TargetBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

        baton->tag = Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[0]));
  TargetWorker *worker = new TargetWorker(baton, callback);

        worker->Reference<GitTag>("tag", info.This());

  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitTag::TargetWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->tag
  );

  return lockMaster;
}

void GitTag::TargetWorker::Execute() {
  git_error_clear();

    int result = git_tag_target(
&baton->target_out,baton->tag  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitTag::TargetWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.target").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_object_free(baton->target_out);

  delete baton;
}

void GitTag::TargetWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->target_out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
          Nan::Set(
          owners,
          Nan::New<v8::Number>(owners->Length()),
          Nan::To<v8::Object>(GitRepository::New(
            git_object_owner(baton->target_out),
            true
          )).ToLocalChecked()
        );
         v8ConversionSlot = GitObject::New(
        baton->target_out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method target has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.target").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method target has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("Tag.target").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_object_free(baton->target_out);
  }


  delete baton;
}

   
/*
     * @return Oid  result    */
NAN_METHOD(GitTag::TargetId) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 const git_oid * result =     git_tag_target_id(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (result != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, owners->Length(), info.This());
          v8ConversionSlot = GitOid::New(
        result,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
   
/*
     * @return Number  result    */
NAN_METHOD(GitTag::TargetType) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );

 git_object_t result =     git_tag_target_type(
          Nan::ObjectWrap::Unwrap<GitTag>(info.This())->GetValue()
    );


      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
     v8ConversionSlot = Nan::New<Number>( result);
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
    // force base class template instantiation, to make sure we get all the
// methods, statics, etc.
template class NodeGitWrapper<GitTagTraits>;
 